EP4407775A4 - Separator für elektrochemische vorrichtung und elektrochemische vorrichtung damit - Google Patents

Separator für elektrochemische vorrichtung und elektrochemische vorrichtung damit

Info

Publication number
EP4407775A4
EP4407775A4 EP22881355.6A EP22881355A EP4407775A4 EP 4407775 A4 EP4407775 A4 EP 4407775A4 EP 22881355 A EP22881355 A EP 22881355A EP 4407775 A4 EP4407775 A4 EP 4407775A4
Authority
EP
European Patent Office
Prior art keywords
electrochemical device
separator
electrochemical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP22881355.6A
Other languages
English (en)
French (fr)
Other versions
EP4407775A1 (de
Inventor
So-Yeong Lee
So-Jung Park
Won-Sik Bae
Jong-Yoon Lee
So-Mi Jeong
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Energy Solution Ltd
Original Assignee
LG Energy Solution Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Energy Solution Ltd filed Critical LG Energy Solution Ltd
Publication of EP4407775A1 publication Critical patent/EP4407775A1/de
Publication of EP4407775A4 publication Critical patent/EP4407775A4/de
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409Separators, membranes or diaphragms characterised by the material
    • H01M50/411Organic material
    • H01M50/414Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/417Polyolefins
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409Separators, membranes or diaphragms characterised by the material
    • H01M50/449Separators, membranes or diaphragms characterised by the material having a layered structure
    • H01M50/451Separators, membranes or diaphragms characterised by the material having a layered structure comprising layers of only organic material and layers containing inorganic material
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/463Separators, membranes or diaphragms characterised by their shape
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H01M50/491Porosity
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/531Electrode connections inside a battery casing
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/403Manufacturing processes of separators, membranes or diaphragms
    • H01M50/406Moulding; Embossing; Cutting
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Cell Separators (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Secondary Cells (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
EP22881355.6A 2021-10-12 2022-10-12 Separator für elektrochemische vorrichtung und elektrochemische vorrichtung damit Pending EP4407775A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20210135328 2021-10-12
PCT/KR2022/015438 WO2023063728A1 (ko) 2021-10-12 2022-10-12 전기화학소자용 분리막 및 이를 포함하는 전기화학소자

Publications (2)

Publication Number Publication Date
EP4407775A1 EP4407775A1 (de) 2024-07-31
EP4407775A4 true EP4407775A4 (de) 2026-01-28

Family

ID=85987539

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22881355.6A Pending EP4407775A4 (de) 2021-10-12 2022-10-12 Separator für elektrochemische vorrichtung und elektrochemische vorrichtung damit

Country Status (6)

Country Link
US (1) US20240332737A1 (de)
EP (1) EP4407775A4 (de)
JP (1) JP7727825B2 (de)
KR (1) KR102923830B1 (de)
CN (1) CN117730454A (de)
WO (1) WO2023063728A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20240170279A (ko) * 2023-05-26 2024-12-03 주식회사 엘지에너지솔루션 전극 조립체 및 이를 포함하는 전기화학소자
KR102742794B1 (ko) * 2023-07-21 2024-12-16 주식회사 엘지에너지솔루션 분리막 기재, 이의 제조방법 및 이를 포함하는 분리막
CN120435796A (zh) * 2023-07-21 2025-08-05 株式会社Lg新能源 隔膜基材、其制造方法和包含其的隔膜
CN119153893B (zh) * 2024-11-14 2025-04-01 中材锂膜(南京)有限公司 一种电池隔膜及其制备方法和二次电池

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140070240A (ko) * 2012-11-30 2014-06-10 주식회사 엘지화학 가스 배출성이 개선된 전기화학소자용 세퍼레이터, 그의 제조방법 및 그를 포함하는 전기화학소자
JP2016213119A (ja) * 2015-05-12 2016-12-15 株式会社日本自動車部品総合研究所 リチウムイオン二次電池
US20170373299A1 (en) * 2015-01-30 2017-12-28 Nec Energy Devices, Ltd. Secondary battery

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100388908B1 (ko) * 2000-10-16 2003-06-25 삼성에스디아이 주식회사 리튬 2차 전지
JP2007280636A (ja) * 2006-04-03 2007-10-25 Dainippon Printing Co Ltd 高分子電解質型燃料電池用のセパレータおよびその製造方法
JP5543715B2 (ja) * 2006-10-30 2014-07-09 旭化成イーマテリアルズ株式会社 ポリオレフィン製微多孔膜
KR101281037B1 (ko) * 2011-04-06 2013-07-09 주식회사 엘지화학 세퍼레이터 및 이를 구비하는 전기화학소자
US9306202B2 (en) * 2012-11-20 2016-04-05 Samsung Sdi Co., Ltd. Separator for a secondary battery and secondary battery including the same
KR20160126343A (ko) * 2015-04-23 2016-11-02 주식회사 엘지화학 전극 결착성 및 전해액 젖음성이 우수한 전기화학소자용 분리막 및 이를 포함하는 전기화학소자
JP7231334B2 (ja) * 2018-03-23 2023-03-01 旭化成株式会社 微細パタンを有する多孔質フィルム
KR102354261B1 (ko) * 2018-06-12 2022-01-20 주식회사 엘지화학 패턴화 전극접착층이 구비된 전기화학소자용 분리막 및 상기 분리막의 제조방법
JP7215873B2 (ja) * 2018-10-23 2023-01-31 旭化成株式会社 微細パタンを有するセパレータ、捲回体および非水電解質電池
JP2020068178A (ja) * 2018-10-26 2020-04-30 旭化成株式会社 微細パタンを有するセパレータ、巻回体および非水電解質電池
CN113544384B (zh) 2019-03-14 2023-09-08 阿特利耶博世股份有限公司 干式气体泵和多个干式气体泵的组

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140070240A (ko) * 2012-11-30 2014-06-10 주식회사 엘지화학 가스 배출성이 개선된 전기화학소자용 세퍼레이터, 그의 제조방법 및 그를 포함하는 전기화학소자
US20170373299A1 (en) * 2015-01-30 2017-12-28 Nec Energy Devices, Ltd. Secondary battery
JP2016213119A (ja) * 2015-05-12 2016-12-15 株式会社日本自動車部品総合研究所 リチウムイオン二次電池

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023063728A1 *

Also Published As

Publication number Publication date
US20240332737A1 (en) 2024-10-03
CN117730454A (zh) 2024-03-19
KR20230052253A (ko) 2023-04-19
JP7727825B2 (ja) 2025-08-21
KR102923830B1 (ko) 2026-02-05
JP2024526927A (ja) 2024-07-19
EP4407775A1 (de) 2024-07-31
WO2023063728A1 (ko) 2023-04-20

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